CN212834969U

CN212834969U - Fixed boundary beam of bridge expansion device

Info

Publication number: CN212834969U
Application number: CN202021489650.4U
Authority: CN
Inventors: 成林潘
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-25
Filing date: 2020-07-25
Publication date: 2021-03-30
Anticipated expiration: 2030-07-25

Abstract

The utility model discloses a fixed boundary beam of a bridge expansion device, which comprises two fixed boundary beams and a plurality of detachable connecting devices, wherein each detachable connecting device comprises a C-shaped clamping block and a bottom base seat, the top of the bottom base seat is fixed with a connecting insert block, and the center of the C-shaped clamping block is provided with a jack corresponding to the connecting insert block in a penetrating way, so that the top end of the connecting insert block can be inserted into the jack, and the side surface of each fixed boundary beam is provided with a plurality of strip-shaped slots corresponding to the C-shaped clamping blocks; through setting up by C shape clamp splice, end bracket seat, connect the detachable connection device who inserts piece and right triangle fixture block and constitute for two fixed boundary beams can be in the same place through the quick connection of detachable connection device, thereby constitute complete external member and transport and deposit, and when follow-up completion transportation was deposited and need carry out normal installation and use, only need to dismantle detachable connection device fast, can carry out normal installation with two fixed boundary beam splits.

Description

Fixed boundary beam of bridge expansion device

Technical Field

The utility model belongs to the technical field of the bridge telescoping device, concretely relates to fixed boundary beam of bridge telescoping device.

Background

In order to meet the requirement of bridge deck deformation, expansion joints are usually arranged between two beam ends, between the beam ends and a bridge abutment or at the hinged position of a bridge, and a bridge expansion device is installed in the expansion joints, and mainly comprises two fixed edge beams, anchoring reinforcing steel bars and anchoring rib plates.

Present bridge telescoping device's fixed boundary beam is in the transportation and deposit the in-process, in order to link together two fixed boundary beams and form a complete external member, can be in the same place two fixed boundary beam welding with several C shape clamp splice and collet pole, when waiting follow-up needs to install fixed boundary beam, then need downcut C shape clamp splice and collet pole once more with cutting device, the quantity of C shape clamp splice and collet pole that uses when connecting is not many, but also can bring inconveniently for operating personnel's actual assembly, for this reason the utility model provides a bridge telescoping device fixes the boundary beam.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fixed boundary beam of bridge telescoping device, with the fixed boundary beam of the current bridge telescoping device who proposes in solving above-mentioned background art in the transportation with deposit the in-process, in order to link together two fixed boundary beams and form a complete external member, can be in the same place two fixed boundary beam welding with several C shape clamp splice and collet pole, when waiting follow-up needs to install fixed boundary beam, then need to cut down C shape clamp splice and collet pole once more with cutting device, the quantity of C shape clamp splice and collet pole that uses when connecting is not many, nevertheless can also bring inconvenient problem for operating personnel's actual assembly.

In order to achieve the above object, the utility model provides a following technical scheme: a fixed boundary beam of a bridge expansion device comprises two fixed boundary beams and a plurality of detachable connecting devices, wherein each detachable connecting device comprises a C-shaped clamping block and a bottom support seat, a connecting insert block is fixed at the top of the bottom support seat, a jack corresponding to the connecting insert block is arranged at the center of the C-shaped clamping block in a penetrating mode, so that the top end of the connecting insert block can be inserted into the jack, a plurality of strip-shaped slots corresponding to the C-shaped clamping block are arranged on the side face of the fixed boundary beam, two spring grooves are symmetrically arranged in the top end of the C-shaped clamping block, the top ends of the spring grooves are connected with right-angled triangle fixture blocks, the top ends of the right-angled triangle fixture blocks penetrate to the inner sides of the jacks, clamping holes corresponding to the right-angled triangle fixture blocks are arranged at the top end of the bottom support seat in a penetrating mode, so that the top ends of the connecting insert blocks can be limited by the right-angled, two pull openings corresponding to the spring grooves are symmetrically formed in the top end of the C-shaped clamping block, side pull blocks are arranged on the inner sides of the pull openings, side pull rods are fixed to the surface of the bottom end of the right-angled triangle clamping block, the top ends of the side pull rods are welded and fixed with the side pull blocks, so that an operator can pull the top ends of the right-angled triangle clamping block into the spring grooves through side pull of the side pull blocks, and convenience is brought to detachment of the connecting inserting block and the C-shaped clamping block for the operator.

Preferably, the top of spring groove is seted up with the corresponding rectangular hole of right triangle fixture block top size for the top of right triangle fixture block can be drawn into the spring groove smoothly, and follow-up can pop out smoothly, the circular port corresponding with the side pull rod is seted up to the bottom in spring groove for the top of side pull rod can run through to the inboard of drawing the mouth smoothly, draw the both sides inner wall of mouth and all seted up with the corresponding groove that sideslips of side pull block, just the tip that the side pulled the block is in the side spout, makes the side pull block can be in drawing the smooth slip in the mouth, the top surface symmetry of bottom bracket is fixed with two locating pieces, and the bottom surface of fixed boundary beam set up the constant head tank corresponding with the locating piece, the position of constant head tank is corresponding with the bar slot, aligns with the location of C shape clamp splice when can being convenient for the bottom bracket installation.

Preferably, the inside bar breach of having seted up in the top of fixed boundary beam, the stuff is installed to the inboard of bar breach for fixed boundary beam can play good shutoff effect to the bar breach depositing the stuff in the transportation, the surface of stuff is equipped with the bar fixture block of integral type, and the inboard of bar breach sets up the bar bayonet socket corresponding with the bar fixture block, makes the stuff can block in the bar breach, and can form the barb in the bar bayonet socket after making follow-up elasticity flexible body to fill, thereby improves the elastic flexible body and the stability of being connected of fixed boundary beam.

Preferably, the outside of fixed boundary beam evenly is provided with a plurality of anchor reinforcing bars, the bottom of fixed boundary beam is fixed with the anchor seat corresponding with the anchor reinforcing bar, the outside of fixed boundary beam is fixed with the backup pad corresponding with the anchor reinforcing bar for fixed boundary beam can arrange the anchor reinforcing bar in the bridge inside when the installation, thereby is connected with the bridge.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through setting up by C shape clamp splice, the end socket seat, connect the dismantled connecting device that inserts piece and right angled triangle fixture block and constitute, make two fixed boundary beams can be in the same place through the quick connection of dismantling connecting device, thereby constitute complete external member and transport and deposit, and when follow-up completion transportation is deposited and need carry out normal installation and use, only need to dismantle connecting device fast, can carry out normal installation with two fixed boundary beam splits, the problem that adopts welded connection's mode to lead to follow-up operating personnel to cut the split once more in the former device has been solved.

2. Through the stuff, bar fixture block and the bar bayonet socket that set up for fixed boundary beam can play good shutoff effect to the bar breach depositing the stuff in the transportation, avoids external foreign matter to get into the inboard of bar breach, ensures the inboard cleanliness of bar breach, brings the assurance for the packing of follow-up elasticity flexible body, can improve the connection stability after follow-up elasticity flexible body packs simultaneously under the effect of bar bayonet socket.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a top view of the present invention;

FIG. 3 is a cross-sectional view of the C-shaped clamp block and the fixed side beam;

FIG. 4 is an enlarged view of a portion of the area A in FIG. 3 according to the present invention;

fig. 5 is a cross-sectional view of the embodiment 2 of the present invention showing the connection between the filler strip and the fixed side beam;

in the figure: 1. fixing the edge beam; 2. connecting the plug blocks; 3. a bottom bracket base; 4. a strip-shaped fixture block; 5. plugging strips; 6. a C-shaped clamp block; 7. a side pulling block; 8. opening by drawing; 9. a jack; 10. a clamping hole; 11. a right-angled triangular fixture block; 12. a strip-shaped slot; 13. positioning blocks; 14. positioning a groove; 15. a spring slot; 16. a side pull rod; 17. a strip-shaped notch; 18. and (4) a strip-shaped bayonet.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1 to 4, the present invention provides a technical solution: a fixed boundary beam of a bridge expansion device comprises two fixed boundary beams 1 and a plurality of detachable connecting devices, each detachable connecting device comprises a C-shaped clamping block 6 and a bottom base 3, a connecting insert block 2 is welded at the top of the bottom base 3, a jack 9 corresponding to the connecting insert block 2 is arranged at the center of the C-shaped clamping block 6 in a penetrating mode, the top end of the connecting insert block 2 can be inserted into the jack 9, a plurality of strip-shaped slots 12 corresponding to the C-shaped clamping block 6 are arranged on the side surface of each fixed boundary beam 1, two spring grooves 15 are symmetrically arranged in the top end of the C-shaped clamping block 6, the top ends of the spring grooves 15 are connected with right-angled triangle clamping blocks 11 through springs, the top ends of the right-angled triangle clamping blocks 11 penetrate to the inner sides of the jacks 9, clamping holes 10 corresponding to the right-angled triangle clamping blocks 11 are arranged at the top end of the bottom base 3 in a penetrating mode, and the top, thereby accomplish the block of connecting inserted block 2 and C clamp block 6 and be connected, two and the corresponding mouth 8 that draws of spring groove 15 have been seted up to the top symmetry of C clamp block 6, and the inboard of drawing the mouth 8 is provided with the side and draws piece 7, the bottom skin weld of right angled triangle fixture block 11 has side pull rod 16, and the top of side pull rod 16 with draw piece 7 welded fastening, the inboard spring housing of spring groove 15 is established on side pull rod 16 surface, make operating personnel accessible draw the top that will right angled triangle fixture block 11 into spring groove 15 to the side of offside pull block 7, thereby bring the facility to the split of connecting inserted block 2 and C clamp block 6 for operating personnel.

In this embodiment, preferably, the top end of the spring slot 15 is provided with a rectangular hole corresponding to the size of the top end of the right triangle block 11, so that the top end of the right triangle block 11 can be smoothly drawn into the spring slot 15, and can be ejected out smoothly subsequently, the bottom end of the spring slot 15 is provided with a circular hole corresponding to the side pull rod 16, so that the top end of the side pull rod 16 can smoothly penetrate to the inner side of the pull opening 8, the inner walls of the two sides of the pull opening 8 are both provided with side sliding chutes corresponding to the side pull blocks 7, the end part of the side pulling block 7 is positioned in the side sliding groove, so that the side pulling block 7 can slide stably in the pulling opening 8, two positioning blocks 13 are symmetrically welded on the top surface of the bottom base 3, and the bottom surface of the fixed side beam 1 is provided with a positioning groove 14 corresponding to the positioning block 13, and the position of the positioning groove 14 corresponds to the strip-shaped slot 12, so that the bottom bracket 3 can be conveniently aligned with the C-shaped clamp block 6 during installation.

In this embodiment, preferably, the outside of fixed boundary beam 1 has evenly welded a plurality of anchor reinforcing bars, and the bottom welding of fixed boundary beam 1 has the anchor seat corresponding with the anchor reinforcing bar, and the outside welding of fixed boundary beam 1 has the backup pad corresponding with the anchor reinforcing bar for fixed boundary beam 1 can arrange the anchor reinforcing bar inside the bridge when the installation, thereby is connected with the bridge.

Example 2

Referring to fig. 1 to 5, the present invention provides a technical solution: a fixed boundary beam of a bridge expansion device comprises two fixed boundary beams 1 and a plurality of detachable connecting devices, each detachable connecting device comprises a C-shaped clamping block 6 and a bottom base 3, a connecting insert block 2 is welded at the top of the bottom base 3, a jack 9 corresponding to the connecting insert block 2 is arranged at the center of the C-shaped clamping block 6 in a penetrating mode, the top end of the connecting insert block 2 can be inserted into the jack 9, a plurality of strip-shaped slots 12 corresponding to the C-shaped clamping block 6 are arranged on the side surface of each fixed boundary beam 1, two spring grooves 15 are symmetrically arranged in the top end of the C-shaped clamping block 6, the top ends of the spring grooves 15 are connected with right-angled triangle clamping blocks 11 through springs, the top ends of the right-angled triangle clamping blocks 11 penetrate to the inner sides of the jacks 9, clamping holes 10 corresponding to the right-angled triangle clamping blocks 11 are arranged at the top end of the bottom base 3 in a penetrating mode, and the top, thereby accomplish the block of connecting inserted block 2 and C clamp block 6 and be connected, two and the corresponding mouth 8 that draws of spring groove 15 have been seted up to the top symmetry of C clamp block 6, and the inboard of drawing the mouth 8 is provided with the side and draws piece 7, the bottom skin weld of right angled triangle fixture block 11 has side pull rod 16, and the top of side pull rod 16 with draw piece 7 welded fastening, the inboard spring housing of spring groove 15 is established on side pull rod 16 surface, make operating personnel accessible draw the top that will right angled triangle fixture block 11 into spring groove 15 to the side of offside pull block 7, thereby bring the facility to the split of connecting inserted block 2 and C clamp block 6 for operating personnel.

In this embodiment, it is preferred, bar breach 17 has been seted up to fixed boundary beam 1's top inside, stuff 5 is installed to bar breach 17's inboard, make fixed boundary beam 1 can play good shutoff effect to bar breach 17 depositing transportation in stuff 5, stuff 5's surface is equipped with the bar fixture block 4 of integral type, stuff 5 and bar fixture block 4 are the rubber material component, and bar bayonet socket 18 corresponding with bar fixture block 4 is seted up to bar breach 17's inboard, make stuff 5 can block in bar breach 17, and make can form the barb in bar bayonet socket 18 after follow-up elasticity expansion body fills, thereby improve elasticity expansion body and fixed boundary beam 1's stability of being connected.

The utility model discloses a theory of operation and use flow: when an operator needs to transport and store a complete set consisting of two fixed boundary beams 1, the bottom bracket 3 is moved to the bottoms of the two fixed boundary beams 1, the positioning block 13 is clamped into the inner side of the positioning groove 14, the connecting insert block 2 can be positioned between the two fixed boundary beams 1, then the C-shaped insert block 6 is moved to the top of the connecting insert block 2 and pressed downwards, so that the bottom end of the C-shaped insert block 6 can slide into the inner side of the strip-shaped slot 12, and the top end of the connecting insert block 2 can enter the inner side of the insertion hole 9, so that the top end of the connecting insert block 2 can gradually squeeze the top end of the right-angled triangular fixture block 11 into the inner side of the spring slot 15, and the spring inside the spring slot 15 is compressed until the bottom surface of the C-shaped insert block 6 can be attached to the top surface of the fixed boundary beam 1, and at the same time, the top end of the right-angled triangular fixture block 11 can be clamped into the inner side of the, thereby completing the connection of the C-shaped clamping block 6 and the connecting insert block 2, and completing the combined connection between the two fixed edge beams 1, so that the two fixed edge beams 1 can form a complete suite for transportation and storage, and when the transportation and storage are completed subsequently and the normal installation and use are needed, only the side pull block 7 needs to be pulled to the bottom end of the pull opening 8 with force, and the side pull rod 16 can pull the top end of the right-angled triangle clamping block 11 into the inner side of the spring groove 15, so that the top end of the right-angled triangle clamping block 11 can be moved out from the inner side of the clamping hole 10, the C-shaped clamping block 6 can be directly moved upwards, and the top end of the connecting insert block 2 is moved out from the bottom end of the insertion hole 9, thereby completing the separation of the C-shaped clamping block 6 and the connecting insert block 2, under the limit action of the bottom base 3 and the C-shaped clamping block 6 is not existed, the two fixed edge beams 1 can be, the problem that follow-up operators need to cut and split again due to the adoption of a welding connection mode in the original device is solved;

in the process of storing and transporting the fixed boundary beam 1, an operator can push the plugging strip 5 into the inner side of the strip-shaped notch 17 by force, and the strip-shaped clamping block 4 can be clamped into the inner side of the strip-shaped bayonet 18, so that the plugging strip 5 can plug and block the inner side of the strip-shaped notch 17, thereby preventing external foreign matters from entering the inner side of the strip-shaped notch 17, ensuring the cleanness of the inner side of the strip-shaped notch 17, and ensuring the subsequent filling of the elastic telescopic body, and when the fixed boundary beam 1 needs to be normally installed and the elastic telescopic body is filled into the inner side of the strip-shaped notch 17 in the subsequent process, the plugging strip 5 only needs to be pulled outwards by force, so that the strip-shaped clamping block 4 can be pulled out from the inner side of the strip-shaped bayonet 18, the plugging strip 5 can be pulled out from the inner side of the strip-shaped notch 17, and the elastic telescopic body is normally filled into, and get into the inboard of bar bayonet socket 18, can form the barb in the inboard of bar bayonet socket 18 after the elasticity flexible body condenses to improve the elastic flexible body and fixed boundary beam 1's stability of being connected, the specific material of elasticity flexible body here can be the TST elastoplast, and the TST elastoplast is by RS rubber heating melt back, forms "TST elastoplast" in pouring into the rubble through the heating, is the elastoplast state at normal atmospheric temperature, can adapt to constantly repeated temperature and load displacement.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a fixed boundary beam of bridge telescoping device, includes two fixed boundary beams (1) and a plurality of connecting device of dismantling, its characterized in that: the detachable connecting device comprises a C-shaped clamping block (6) and a bottom support seat (3), a connecting insert block (2) is fixed at the top of the bottom support seat (3), a jack (9) corresponding to the connecting insert block (2) penetrates through the center of the C-shaped clamping block (6), a plurality of strip-shaped slots (12) corresponding to the C-shaped clamping block (6) are formed in the side face of the fixed edge beam (1), two spring grooves (15) are symmetrically formed in the top end of the C-shaped clamping block (6), a right-angled triangle clamping block (11) is connected to the top end of each spring groove (15), the top end of each right-angled triangle clamping block (11) penetrates through the inner side of each jack (9), a clamping hole (10) corresponding to each right-angled triangle clamping block (11) penetrates through the top end of the bottom support seat (3), two pull openings (8) corresponding to the spring grooves (15) are symmetrically formed in the top end of the C-shaped clamping block (6), and a side pulling block (7) is arranged on the inner side of the pulling opening (8), a side pulling rod (16) is fixed on the surface of the bottom end of the right-angled triangle clamping block (11), and the top end of the side pulling rod (16) is welded and fixed with the side pulling block (7).

2. The fixed boundary beam of a bridge expansion device of claim 1, characterized in that: the top end of the spring groove (15) is provided with a rectangular hole corresponding to the size of the top end of the right-angled triangle fixture block (11), and the bottom end of the spring groove (15) is provided with a circular hole corresponding to the side pull rod (16).

3. The fixed boundary beam of a bridge expansion device of claim 1, characterized in that: draw the both sides inner wall of mouth (8) and all seted up and draw the sideslip groove that block (7) are corresponding with the side, just the tip that the block (7) was drawn to the side is in the side spout.

4. The fixed boundary beam of a bridge expansion device of claim 1, characterized in that: the top surface symmetry of end bracket (3) is fixed with two locating pieces (13), and the bottom surface of fixed boundary beam (1) is seted up and is seted up constant head tank (14) corresponding with locating piece (13), the position of constant head tank (14) is corresponding with bar slot (12).

5. The fixed boundary beam of a bridge expansion device of claim 1, characterized in that: a strip-shaped notch (17) is formed in the top end of the fixed edge beam (1), and a plugging strip (5) is installed on the inner side of the strip-shaped notch (17).

6. The bridge expansion device fixed edge beam of claim 5, wherein: the surface of the plugging strip (5) is provided with an integrated strip-shaped clamping block (4), and the inner side of the strip-shaped notch (17) is provided with a strip-shaped bayonet (18) corresponding to the strip-shaped clamping block (4).

7. The fixed boundary beam of a bridge expansion device of claim 1, characterized in that: the outer side of the fixed boundary beam (1) is uniformly provided with a plurality of anchoring reinforcing steel bars, the bottom of the fixed boundary beam (1) is fixed with anchoring seats corresponding to the anchoring reinforcing steel bars, and the outer side of the fixed boundary beam (1) is fixed with supporting plates corresponding to the anchoring reinforcing steel bars.